diff --git a/package.json b/package.json
index 059137a..e39b080 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "ts-node": "8.0.3",
     "tsconfig-paths": "3.8.0",
     "tslint": "5.14.0",
-    "typescript": "3.3.4000"
+    "typescript": "3.4.1"
   },
   "jest": {
     "moduleFileExtensions": [